import router from './router'
import store from './store'
import storage from 'store'
import NProgress from 'nprogress' // progress bar
import '@/components/NProgress/nprogress.less' // progress bar custom style
import notification from 'ant-design-vue/es/notification'
import { setDocumentTitle, domTitle } from '@/utils/domUtil'
import { ACCESS_TOKEN } from '@/store/mutation-types'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const allowList = ['login', 'register', 'registerResult'] // no redirect allowList
const loginRoutePath = '/user/login'
const defaultRoutePath = '/dashboard/monitor'

router.beforeEach((to, from, next) => {
    NProgress.start() // start progress bar
    to.meta && (typeof to.meta.title !== 'undefined' && setDocumentTitle(`${to.meta.title} - ${domTitle}`))
    /* has token */
    if (storage.get(ACCESS_TOKEN)) {
        if (to.path === loginRoutePath) {
            next({ path: defaultRoutePath })
            NProgress.done()
        } else {
            // check login user.roles is null
            if (store.getters.permissions.length === 0) {
                // request login userInfo
                store
                    .dispatch('GetInfo')
                    .then(res => {
                        // const roles = res.result && res.result.role
                        // generate dynamic router
                        store.dispatch('GenerateRoutes', res).then(() => {
                            // 根据roles权限生成可访问的路由表
                            // 动态添加可访问路由表
                            router.addRoutes(store.getters.addRouters)
                            // 请求带有 redirect 重定向时，登录自动重定向到该地址
                            const redirect = decodeURIComponent(from.query.redirect || to.path)
                            if (to.path === redirect) {
                                // set the replace: true so the navigation will not leave a history record
                                next({ ...to, replace: true })
                            } else {
                                // 跳转到目的路由
                                next({ path: redirect })
                            }
                        })
                    })
                    .catch(() => {
                        notification.error({
                            message: '错误',
                            description: '请求失败，请登录'
                        })
                        // 失败时，获取用户信息失败时，调用登出，来清空历史保留信息
                        store.dispatch('Logout').then(() => {
                            next({ path: loginRoutePath, query: { redirect: to.fullPath } })
                        })
                    })
            } else {
                next()
            }
        }
    } else {
        if (allowList.includes(to.name)) {
            // 在免登录名单，直接进入
            next()
        } else {
            next({ path: loginRoutePath, query: { redirect: to.fullPath } })
            NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
        }
    }
})

router.afterEach(() => {
    NProgress.done() // finish progress bar
})
